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Ethotoin
C11H12N2O2 204.23
 2,4-Imidazolidinedione, 3-ethyl-5-phenyl-, (±)-.
 (±)-3-Ethyl-5-phenylhydantoin [86-35-1]

BRIEFING

 Ethotoin. This proposal is based on the version of the monograph official as of May 1, 2020. It is proposed to omit this monograph for the following reasons:

  1. No drug products formulated with Ethotoin are currently marketed in the United States.

  2. Drug products containing Ethotoin are currently not used in veterinary medicine in the United States.

 (SM4: J.McFarland)

 Correspondence Number—C318322

USP REFERENCE STANDARDS FOR PURCHASE

USP 5-Phenylhydantoin RS
USP Ethotoin RS
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